The U.N. has a "pretty good idea of what is going on," International Atomic Energy Agency chief Rafael Grossi said on Tuesday ...

Veterans of Britain's nuclear weapons tests have battled the Ministry of Defence for seven decades over allegations it ...

The government is spending on big and expensive equipment such as submarines, but critics say vital conflict weapons such as ...

Uranium produced in St. Louis was used for the secretive Manhattan Project. Leftover waste was dumped around the city.

Yes, the U.S. military is missing nuclear weapons and has been for a long time. You probably would not be surprised to know ...

Iran is ringing two deeply buried tunnel complexes with a massive security perimeter linked to its main nuclear complex, a ...

Finland successfully completed the first test of its encapsulation plant, which, if finished, will become the world’s first ...

In an era of nuclear tension, the U.S. kept bombers airborne with live nuclear weapons 24/7 under Operation Chrome Dome. This ...